Home / 2,916,041.80-4,374,062.70-1,640,583.40

Finding the Fourth Proportional to 2,916,041.80, 4,374,062.70 and 1,640,583.40

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Solution

The fourth proportional to 2,916,041.80, 4,374,062.70 and 1,640,583.40 is: 2,460,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,041.80 : 4,374,062.70 = 1,640,583.40 : x
  2. Step 2: Convert to fraction form
    2,916,041.80/4,374,062.70 = 1,640,583.40/x
  3. Step 3: Cross multiply
    2,916,041.80x = 4,374,062.70 × 1,640,583.40
  4. Step 4: Simplify right side
    2,916,041.80x = 7,176,014,656,179.18
  5. Step 5: Solve for x
    x = 7,176,014,656,179.18/2,916,041.80
  6. Step 6: Final answer
    x = 2,460,875.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.